Ninnie, that's not a stupid question - I thought the very same thing the first time I heard about it :D
Here's her site (be prepared to drool!):
http://www.designerquilts.com/mctavish.html
Her method avoids starts and stops whenever possible (which is most of the time) and I've wanted to learn it for different fills. The Whitework book is eye candy for me until I get really brave :lol: